Welcome to the website of central London's running and triathlon club where you'll find information about the club, how to join and get involved, our weekly schedule of training, our running, triathlon, cross country and track & field activities, a beginner's guide to running, suggestions for where to run and cycle in the London area, a London Marathon guide, our race & event planner, results from thousands of races, and advice about health, nutrition, training and many other subjects of interest to runners and triathletes.

If you are already one of our 1717 members, please login using the button above.


Harbour Club Last Friday of the Month 5k - 28 April

Update 20/4: The A and B races have sold out and no further entries can be taken.

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Great 2 Parks run with Dean Karnazes

Many thanks to Matthew Hearne who organised last night's run with Dean Karnazes, internationally recognised endurance athlete and NY Times bestselling author. There was a great Serpie turnout to run with Dean and chat to him afterwards.

Welsh Castles Relay - sign up open

Sign up for the Welsh Castles Relay has now opened. This year we have 2 teams entered (mixed open and mixed vets). The aim is to keep both teams as close to possible 50/50 male/female: Register here

April highlights

A few events to look out for in April

Green Belt Relay - waiting list now in operation

The Green Belt Relay, returns on the weekend of 20th & 21st May 2017. We have four teams (44 places - men, women, vets and mixed probably). Sign up now if you'd like to take part. We have a waiting list in operation but it's really worth signing up to it as there are always last minute drop-outs!